Phi Velorum
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Vela |
| Right ascension | 09h 56m 51.742s |
| Declination | −54° 34′ 04.04″ |
| Apparent magnitude (V) | 3.53 |
| Characteristics | |
| Spectral type | B5 Ib |
| U−B color index | −0.62 |
| B−V color index | −0.08 |
| Astrometry | |
| Radial velocity (Rv) | 13.9 km/s |
| Proper motion (μ) | RA: −13.08 ± 0.10 mas/yr Dec.: 3.55 ± 0.10 mas/yr |
| Parallax (π) | 2.05±0.11 mas |
| Distance | 1,590 ± 90 ly (490 ± 30 pc) |
| Absolute magnitude (MV) | −5.4 |
| Details | |
| Mass | 10.1 M☉ |
| Radius | 31 R☉ |
| Luminosity | 28,200 L☉ |
| Surface gravity (log g) | 2.55 cgs |
| Temperature | 14,600 K |
| Rotational velocity (v sin i) | 17 km/s |
| Age | 22.6 Myr |
| Other designations | |
| Tseen Ke, HR 3940, HD 86440, SAO 237522, CD−53°3251, FK5 375, GC 13711, HIP 48774, 2MASS J09565173-5434041, IRAS 09550-5419, WDS J09569-5434, CCDM 09569-5434 | |
| Database references | |
| SIMBAD | data |
Phi Velorum (φ Vel, φ Velorum) is a star in the constellation Vela. It is a blue-white B-type supergiant with an apparent magnitude of +3.53. It is approximately 1,590 light years from Earth.